单项选择题
A. could B. might C. succeeded to D. was able to
Don't leave your luggage in the corridor. It'll be ()A....
单项选择题Don't leave your luggage in the corridor. It'll be ()
A. in B. by C. on D. to
Both Tom and Mary （） the exam.A. has passedB. have past...
单项选择题Both Tom and Mary （） the exam.
A. has passed B. have past C. have passed D. had passed
Of the two toys, the child chose ()A. the less expensiv...
单项选择题Of the two toys, the child chose ()
A. the less expensive one B. one most expensive C. a least expensive D. the most expensive of them
